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Patents > Patent agent : A. Mathey-Doret or Dupont et Elluin or J. Germain

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Office:
Inventors:
None (18) · Henri-Marie Coandă (16) · Émile Letord (13) · Louis Marmonier (7) · Jean Constantin (4) · Joseph Gachet (3) · Auguste Brieussel (3) · Pierre Audibert (3) · Désiré Sival (3)
Inventor country:
Applicant person:
None (21) · Henri-Marie Coandă (16) · Émile Letord (13) · Louis Marmonier (7) · Jean Constantin (4) · Désiré Sival (3) · Auguste Brieussel (3) · Joseph Gachet (3) · Pierre Audibert (3)
Applicant is inventor:
Tech fields:
None (55) · airplane (20) · construction (16) · stability (14) · frame (14) · propellers (13) · propulsion (12) · design (12) · control (11) · aerodynamics (8) · wings (6) · Steering (5) · lift (5) · Helicopter (5) · landing (5) · navigation (4) · Whole (4) · fuselage (4) · LTA (4)
Full specification filed date:
Application number:
None (22) · 496388D (2) · 494571D (2) · 510212D (2) · 510210D (2)
Granted:
Supplementary to patent:
None (82) · Patent FR-1905-361723 (2) · Patent FR-1911-431691 (2) · Patent FR-1910-427818 (2) · Patent GB-1912-26911 (2) · Patent FR-1911-449265 (2) · Patent GB-1912-7553 (2) · Patent FR-1908-394254‎ (2) · Patent DE-1911-251309 (2) · Patent FR-1911-448337 (2)
Related to aircraft:
Patent agent: (Click arrow to add another value)
Assigned to:
IPCs:
IPC B64C39/00 (17) · IPC B64C17/00 (12) · IPC B64C1/00 (11) · None (8) · IPC B64C3/00 (8) · IPC B64C27/04 (6) · IPC B64D1/04 (5) · IPC B64B1/00 (4) · IPC B64D17/00 (4) · IPC B64C35/00 (4) · IPC B64C23/00 (4) · IPC B64C11/00 (3) · IPC B64C33/02 (3) · IPC B64C13/00 (3) · IPC B64C3/18 (3) · IPC F42C15/295 (3) · IPC B64C17/06 (3) · IPC B64C25/00 (3)
CPCs:
CPC B64C17/00 (12) · CPC B64C39/00 (10) · CPC B64C2700/6295 (9) · CPC B64C3/00 (8) · CPC B64C2700/6212 (6) · CPC B64C23/005 (5) · None (5) · CPC B64C1/00 (5) · CPC B64D1/04 (5) · CPC B64C35/00 (4) · CPC B64C33/02 (4) · CPC B64C2700/6281 (4) · CPC B64C2700/6274 (4) · CPC B64C2700/6235 (4) · CPC B64C2700/6233 (4) · CPC B64C2700/6216 (4) · CPC B64C17/06 (4) · CPC B64C27/12 (4)
First filing:
Cites these patents:
Citations from after 1930:
Number of diagram pages:

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